In all UI, the text body style is labeled "Text Body" except in
Format - Paragraph - Numbering tab outilne level listbox where it
is named "Body text". The patch fixes the difference.

Change-Id: Ic9b9db4ce70ddef35fed4124ae47abc28dcff380
Reviewed-on: https://gerrit.libreoffice.org/56502
Tested-by: Jenkins
Reviewed-by: Adolfo Jayme Barrientos <fitojb@ubuntu.com>